[Quillworts: The Genus Isoetes East of the cascade Mountains of Oregon and Washington]

Bristle-like Quillwort, Spiny-spored Quillwort

Isoetes tenella

Synonyms: Isoetes braunii, Isoetes echinospora, Isoetes echinospora var. braunii, Isoetes echinospora var. muricata, Isoetes muricata, Isoetes setacea

Bristle-like Quillwort, Spiny-spored Quillwort: Isoetes tenella (Synonyms: Isoetes braunii, Isoetes echinospora, Isoetes echinospora var. braunii, Isoetes echinospora var. muricata, Isoetes muricata, Isoetes setacea)

Bristle-like quillwort as seen from High Lake, Strawberry Mountain Wilderness...........July 17, 2013. Bristle-like quillwort is known from this like, but I don't know if other species can be found there too.

Bristle-like Quillwort, Spiny-spored Quillwort: Isoetes tenella (Synonyms: Isoetes braunii, Isoetes echinospora, Isoetes echinospora var. braunii, Isoetes echinospora var. muricata, Isoetes muricata, Isoetes setacea) - Bristle-like Quillwort, Spiny-spored Quillwort: Isoetes tenella (Synonyms: Isoetes braunii, Isoetes echinospora, Isoetes echinospora var. braunii, Isoetes echinospora var. muricata, Isoetes muricata, Isoetes setacea)

Bristle-like quillwort as seen from High Lake, Strawberry Mountain Wilderness...........July 17, 2013.

Bristle-like Quillwort, Spiny-spored Quillwort: Isoetes tenella (Synonyms: Isoetes braunii, Isoetes echinospora, Isoetes echinospora var. braunii, Isoetes echinospora var. muricata, Isoetes muricata, Isoetes setacea)

Bristle-like quillwort as seen from Slide Lake, Strawberry Mountain Wilderness.........August 11, 2015.
Paul Slichter